From 2d648ed0eb301ed35db568071325bdc7e0428eb9 Mon Sep 17 00:00:00 2001
From: Lukas Reschke <lukas@owncloud.com>
Date: Wed, 17 Jun 2015 15:06:50 +0200
Subject: [PATCH] Verify if path exists

We need to verify if the specified path exists to gracefully prevent errors.
---
 apps/files_sharing/ajax/publicpreview.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/apps/files_sharing/ajax/publicpreview.php b/apps/files_sharing/ajax/publicpreview.php
index 7685cda9d71..fff1a60b24e 100644
--- a/apps/files_sharing/ajax/publicpreview.php
+++ b/apps/files_sharing/ajax/publicpreview.php
@@ -63,6 +63,11 @@ $view = new \OC\Files\View('/' . $userId . '/files');
 
 $pathId = $linkedItem['file_source'];
 $path = $view->getPath($pathId);
+
+if($path === null) {
+	throw new \OCP\Files\NotFoundException();
+}
+
 $pathInfo = $view->getFileInfo($path);
 $sharedFile = null;